Buffet, Warren BrE AmE
(1930–) a wealthy US ↑ stockbroker (=someone who buys and sells ↑ stock s and ↑ bond s etc) . He bought his first shares when he was 11, and bought land when he was 14 using the money he earned delivering newspapers. He studied at Columbia University after Harvard Business School said they would not take him. In 2008 he was officially the world's richest person, but he has announced that he will give a lot of his money to ↑ charity .